12133032161 has 2 divisors, whose sum is σ = 12133032162. Its totient is φ = 12133032160.

The previous prime is 12133032157. The next prime is 12133032227. The reversal of 12133032161 is 16123033121.

12133032161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11959609600 + 173422561 = 109360^2 + 13169^2 .

It is a cyclic number.

It is not a de Polignac number, because 12133032161 - 2² = 12133032157 is a prime.

It is not a weakly prime, because it can be changed into another prime (12133032361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6066516080 + 6066516081.

It is an arithmetic number, because the mean of its divisors is an integer number (6066516081).

Almost surely, 2^12133032161 is an apocalyptic number.

It is an amenable number.

12133032161 is a deficient number, since it is larger than the sum of its proper divisors (1).

12133032161 is an equidigital number, since it uses as much as digits as its factorization.

12133032161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 12133032161 its reverse (16123033121), we get a palindrome (28256065282).

The spelling of 12133032161 in words is "twelve billion, one hundred thirty-three million, thirty-two thousand, one hundred sixty-one".